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    <title>Export PDF example</title>
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        This example uses OpenLayers v<span>4.4.2</span>. The <a id="latest-link" href="#" class="alert-link">latest</a> is v<span id="latest-version"></span>.
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      <div class="row-fluid">
        <div class="span12">
          <h4 id="title">Export PDF example</h4>
          <div class="row-fluid">
  <div class="span12">
    <div id="map" class="map"></div>
  </div>
</div>
<form class="form">
  <label>Page size </label>
  <select id="format">
    <option value="a0">A0 (slow)</option>
    <option value="a1">A1</option>
    <option value="a2">A2</option>
    <option value="a3">A3</option>
    <option value="a4" selected>A4</option>
    <option value="a5">A5 (fast)</option>
  </select>
  <label>Resolution </label>
  <select id="resolution">
    <option value="72">72 dpi (fast)</option>
    <option value="150">150 dpi</option>
    <option value="300">300 dpi (slow)</option>
  </select>
</form>
<button id="export-pdf">Export PDF</button>

        </div>
      </div>

      <div class="row-fluid">
        <div class="span12">
          <p id="shortdesc">Example of exporting a map as a PDF.</p>
          <div id="docs"><p>Example of exporting a map as a PDF using the <a href="https://github.com/MrRio/jsPDF" target="_blank">jsPDF</a> library.</p>
</div>
          <div id="api-links">Related API documentation: <ul class="inline"><li><a href="../apidoc/ol.Map.html" title="API documentation for ol.Map">ol.Map</a></li>,<li><a href="../apidoc/ol.View.html" title="API documentation for ol.View">ol.View</a></li>,<li><a href="../apidoc/ol.control.html" title="API documentation for ol.control">ol.control</a></li>,<li><a href="../apidoc/ol.format.WKT.html" title="API documentation for ol.format.WKT">ol.format.WKT</a></li>,<li><a href="../apidoc/ol.layer.Tile.html" title="API documentation for ol.layer.Tile">ol.layer.Tile</a></li>,<li><a href="../apidoc/ol.layer.Vector.html" title="API documentation for ol.layer.Vector">ol.layer.Vector</a></li>,<li><a href="../apidoc/ol.source.OSM.html" title="API documentation for ol.source.OSM">ol.source.OSM</a></li>,<li><a href="../apidoc/ol.source.Vector.html" title="API documentation for ol.source.Vector">ol.source.Vector</a></li></ul></div>
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        <form method="POST" id="codepen-form" target="_blank" action="https://codepen.io/pen/define/">
          <textarea class="hidden" name="title">Export PDF example</textarea>
          <textarea class="hidden" name="description">Example of exporting a map as a PDF.</textarea>
          <textarea class="hidden" name="js">var raster &#x3D; new ol.layer.Tile({
  source: new ol.source.OSM()
});

var format &#x3D; new ol.format.WKT();
var feature &#x3D; format.readFeature(
    &#x27;POLYGON((10.689697265625 -25.0927734375, 34.595947265625 &#x27; +
        &#x27;-20.1708984375, 38.814697265625 -35.6396484375, 13.502197265625 &#x27; +
        &#x27;-39.1552734375, 10.689697265625 -25.0927734375))&#x27;);
feature.getGeometry().transform(&#x27;EPSG:4326&#x27;, &#x27;EPSG:3857&#x27;);

var vector &#x3D; new ol.layer.Vector({
  source: new ol.source.Vector({
    features: [feature]
  })
});


var map &#x3D; new ol.Map({
  layers: [raster, vector],
  target: &#x27;map&#x27;,
  controls: ol.control.defaults({
    attributionOptions: /** @type {olx.control.AttributionOptions} */ ({
      collapsible: false
    })
  }),
  view: new ol.View({
    center: [0, 0],
    zoom: 2
  })
});


var dims &#x3D; {
  a0: [1189, 841],
  a1: [841, 594],
  a2: [594, 420],
  a3: [420, 297],
  a4: [297, 210],
  a5: [210, 148]
};

var loading &#x3D; 0;
var loaded &#x3D; 0;

var exportButton &#x3D; document.getElementById(&#x27;export-pdf&#x27;);

exportButton.addEventListener(&#x27;click&#x27;, function() {

  exportButton.disabled &#x3D; true;
  document.body.style.cursor &#x3D; &#x27;progress&#x27;;

  var format &#x3D; document.getElementById(&#x27;format&#x27;).value;
  var resolution &#x3D; document.getElementById(&#x27;resolution&#x27;).value;
  var dim &#x3D; dims[format];
  var width &#x3D; Math.round(dim[0] * resolution / 25.4);
  var height &#x3D; Math.round(dim[1] * resolution / 25.4);
  var size &#x3D; /** @type {ol.Size} */ (map.getSize());
  var extent &#x3D; map.getView().calculateExtent(size);

  var source &#x3D; raster.getSource();

  var tileLoadStart &#x3D; function() {
    ++loading;
  };

  var tileLoadEnd &#x3D; function() {
    ++loaded;
    if (loading &#x3D;&#x3D;&#x3D; loaded) {
      var canvas &#x3D; this;
      window.setTimeout(function() {
        loading &#x3D; 0;
        loaded &#x3D; 0;
        var data &#x3D; canvas.toDataURL(&#x27;image/png&#x27;);
        var pdf &#x3D; new jsPDF(&#x27;landscape&#x27;, undefined, format);
        pdf.addImage(data, &#x27;JPEG&#x27;, 0, 0, dim[0], dim[1]);
        pdf.save(&#x27;map.pdf&#x27;);
        source.un(&#x27;tileloadstart&#x27;, tileLoadStart);
        source.un(&#x27;tileloadend&#x27;, tileLoadEnd, canvas);
        source.un(&#x27;tileloaderror&#x27;, tileLoadEnd, canvas);
        map.setSize(size);
        map.getView().fit(extent);
        map.renderSync();
        exportButton.disabled &#x3D; false;
        document.body.style.cursor &#x3D; &#x27;auto&#x27;;
      }, 100);
    }
  };

  map.once(&#x27;postcompose&#x27;, function(event) {
    source.on(&#x27;tileloadstart&#x27;, tileLoadStart);
    source.on(&#x27;tileloadend&#x27;, tileLoadEnd, event.context.canvas);
    source.on(&#x27;tileloaderror&#x27;, tileLoadEnd, event.context.canvas);
  });

  map.setSize([width, height]);
  map.getView().fit(extent);
  map.renderSync();

}, false);
</textarea>
          <textarea class="hidden" name="css">.map {
  max-width: 566px;
}
</textarea>
          <textarea class="hidden" name="html">&lt;div class&#x3D;&quot;row-fluid&quot;&gt;
  &lt;div class&#x3D;&quot;span12&quot;&gt;
    &lt;div id&#x3D;&quot;map&quot; class&#x3D;&quot;map&quot;&gt;&lt;/div&gt;
  &lt;/div&gt;
&lt;/div&gt;
&lt;form class&#x3D;&quot;form&quot;&gt;
  &lt;label&gt;Page size &lt;/label&gt;
  &lt;select id&#x3D;&quot;format&quot;&gt;
    &lt;option value&#x3D;&quot;a0&quot;&gt;A0 (slow)&lt;/option&gt;
    &lt;option value&#x3D;&quot;a1&quot;&gt;A1&lt;/option&gt;
    &lt;option value&#x3D;&quot;a2&quot;&gt;A2&lt;/option&gt;
    &lt;option value&#x3D;&quot;a3&quot;&gt;A3&lt;/option&gt;
    &lt;option value&#x3D;&quot;a4&quot; selected&gt;A4&lt;/option&gt;
    &lt;option value&#x3D;&quot;a5&quot;&gt;A5 (fast)&lt;/option&gt;
  &lt;/select&gt;
  &lt;label&gt;Resolution &lt;/label&gt;
  &lt;select id&#x3D;&quot;resolution&quot;&gt;
    &lt;option value&#x3D;&quot;72&quot;&gt;72 dpi (fast)&lt;/option&gt;
    &lt;option value&#x3D;&quot;150&quot;&gt;150 dpi&lt;/option&gt;
    &lt;option value&#x3D;&quot;300&quot;&gt;300 dpi (slow)&lt;/option&gt;
  &lt;/select&gt;
&lt;/form&gt;
&lt;button id&#x3D;&quot;export-pdf&quot;&gt;Export PDF&lt;/button&gt;
</textarea>
          <input type="hidden" name="resources" value="https://openlayers.org/en/v4.4.2/css/ol.css,https://openlayers.org/en/v4.4.2/build/ol.js,https://cdnjs.cloudflare.com/ajax/libs/jspdf/1.2.61/jspdf.min.js">
          <input type="hidden" name="data">
        </form>
        <pre><code id="example-source" class="language-markup">&lt;!DOCTYPE html&gt;
&lt;html&gt;
  &lt;head&gt;
    &lt;title&gt;Export PDF example&lt;/title&gt;
    &lt;link rel="stylesheet" href="https://openlayers.org/en/v4.4.2/css/ol.css" type="text/css"&gt;
    &lt;!-- The line below is only needed for old environments like Internet Explorer and Android 4.x --&gt;
    &lt;script src="https://cdn.polyfill.io/v2/polyfill.min.js?features=requestAnimationFrame,Element.prototype.classList,URL"&gt;&lt;/script&gt;
    &lt;script src="https://openlayers.org/en/v4.4.2/build/ol.js"&gt;&lt;/script&gt;
    &lt;script src&#x3D;&quot;https://cdnjs.cloudflare.com/ajax/libs/jspdf/1.2.61/jspdf.min.js&quot;&gt;&lt;/script&gt;
    &lt;style&gt;
      .map {
        max-width: 566px;
      }
    &lt;/style&gt;
  &lt;/head&gt;
  &lt;body&gt;
    &lt;div class&#x3D;&quot;row-fluid&quot;&gt;
      &lt;div class&#x3D;&quot;span12&quot;&gt;
        &lt;div id&#x3D;&quot;map&quot; class&#x3D;&quot;map&quot;&gt;&lt;/div&gt;
      &lt;/div&gt;
    &lt;/div&gt;
    &lt;form class&#x3D;&quot;form&quot;&gt;
      &lt;label&gt;Page size &lt;/label&gt;
      &lt;select id&#x3D;&quot;format&quot;&gt;
        &lt;option value&#x3D;&quot;a0&quot;&gt;A0 (slow)&lt;/option&gt;
        &lt;option value&#x3D;&quot;a1&quot;&gt;A1&lt;/option&gt;
        &lt;option value&#x3D;&quot;a2&quot;&gt;A2&lt;/option&gt;
        &lt;option value&#x3D;&quot;a3&quot;&gt;A3&lt;/option&gt;
        &lt;option value&#x3D;&quot;a4&quot; selected&gt;A4&lt;/option&gt;
        &lt;option value&#x3D;&quot;a5&quot;&gt;A5 (fast)&lt;/option&gt;
      &lt;/select&gt;
      &lt;label&gt;Resolution &lt;/label&gt;
      &lt;select id&#x3D;&quot;resolution&quot;&gt;
        &lt;option value&#x3D;&quot;72&quot;&gt;72 dpi (fast)&lt;/option&gt;
        &lt;option value&#x3D;&quot;150&quot;&gt;150 dpi&lt;/option&gt;
        &lt;option value&#x3D;&quot;300&quot;&gt;300 dpi (slow)&lt;/option&gt;
      &lt;/select&gt;
    &lt;/form&gt;
    &lt;button id&#x3D;&quot;export-pdf&quot;&gt;Export PDF&lt;/button&gt;
    &lt;script&gt;
      var raster &#x3D; new ol.layer.Tile({
        source: new ol.source.OSM()
      });

      var format &#x3D; new ol.format.WKT();
      var feature &#x3D; format.readFeature(
          &#x27;POLYGON((10.689697265625 -25.0927734375, 34.595947265625 &#x27; +
              &#x27;-20.1708984375, 38.814697265625 -35.6396484375, 13.502197265625 &#x27; +
              &#x27;-39.1552734375, 10.689697265625 -25.0927734375))&#x27;);
      feature.getGeometry().transform(&#x27;EPSG:4326&#x27;, &#x27;EPSG:3857&#x27;);

      var vector &#x3D; new ol.layer.Vector({
        source: new ol.source.Vector({
          features: [feature]
        })
      });


      var map &#x3D; new ol.Map({
        layers: [raster, vector],
        target: &#x27;map&#x27;,
        controls: ol.control.defaults({
          attributionOptions: /** @type {olx.control.AttributionOptions} */ ({
            collapsible: false
          })
        }),
        view: new ol.View({
          center: [0, 0],
          zoom: 2
        })
      });


      var dims &#x3D; {
        a0: [1189, 841],
        a1: [841, 594],
        a2: [594, 420],
        a3: [420, 297],
        a4: [297, 210],
        a5: [210, 148]
      };

      var loading &#x3D; 0;
      var loaded &#x3D; 0;

      var exportButton &#x3D; document.getElementById(&#x27;export-pdf&#x27;);

      exportButton.addEventListener(&#x27;click&#x27;, function() {

        exportButton.disabled &#x3D; true;
        document.body.style.cursor &#x3D; &#x27;progress&#x27;;

        var format &#x3D; document.getElementById(&#x27;format&#x27;).value;
        var resolution &#x3D; document.getElementById(&#x27;resolution&#x27;).value;
        var dim &#x3D; dims[format];
        var width &#x3D; Math.round(dim[0] * resolution / 25.4);
        var height &#x3D; Math.round(dim[1] * resolution / 25.4);
        var size &#x3D; /** @type {ol.Size} */ (map.getSize());
        var extent &#x3D; map.getView().calculateExtent(size);

        var source &#x3D; raster.getSource();

        var tileLoadStart &#x3D; function() {
          ++loading;
        };

        var tileLoadEnd &#x3D; function() {
          ++loaded;
          if (loading &#x3D;&#x3D;&#x3D; loaded) {
            var canvas &#x3D; this;
            window.setTimeout(function() {
              loading &#x3D; 0;
              loaded &#x3D; 0;
              var data &#x3D; canvas.toDataURL(&#x27;image/png&#x27;);
              var pdf &#x3D; new jsPDF(&#x27;landscape&#x27;, undefined, format);
              pdf.addImage(data, &#x27;JPEG&#x27;, 0, 0, dim[0], dim[1]);
              pdf.save(&#x27;map.pdf&#x27;);
              source.un(&#x27;tileloadstart&#x27;, tileLoadStart);
              source.un(&#x27;tileloadend&#x27;, tileLoadEnd, canvas);
              source.un(&#x27;tileloaderror&#x27;, tileLoadEnd, canvas);
              map.setSize(size);
              map.getView().fit(extent);
              map.renderSync();
              exportButton.disabled &#x3D; false;
              document.body.style.cursor &#x3D; &#x27;auto&#x27;;
            }, 100);
          }
        };

        map.once(&#x27;postcompose&#x27;, function(event) {
          source.on(&#x27;tileloadstart&#x27;, tileLoadStart);
          source.on(&#x27;tileloadend&#x27;, tileLoadEnd, event.context.canvas);
          source.on(&#x27;tileloaderror&#x27;, tileLoadEnd, event.context.canvas);
        });

        map.setSize([width, height]);
        map.getView().fit(extent);
        map.renderSync();

      }, false);
    &lt;/script&gt;
  &lt;/body&gt;
&lt;/html&gt;</code></pre>
      </div>
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